internal void Reserve(ReserveProduct cmd)
{
var productId = cmd.AggregateId;
var quantity = cmd.Quantity;
if (AvailableQuantity < quantity)
{
RaiseEvent(new ProductReservationFailed(productId, quantity, ProductReservationFailed.NotAvailable));
}
else
{
RaiseEvent(new ProductReserved(productId, quantity));
}
}
public void When_ReserveProductLessThanAvailable_ThrowQuantityChangeException()
{
Given(InitialEvents);
var command = new ReserveProduct(id, 10);
command.Metadata.CausationId = command.Metadata.CommandId;
command.Metadata.CorrelationId = causationAndCorrelationId;
When(command);
var expectedEvent = new ProductReservationFailed(id, 10, ProductReservationFailed.NotAvailable);
expectedEvent.Metadata.CausationId = command.Metadata.CommandId;
expectedEvent.Metadata.CorrelationId = causationAndCorrelationId;
expectedEvent.Metadata.ProcessId = command.Metadata.ProcessId;
Then(expectedEvent);
}
public void When_ReserveProduct_NewProductHasNewQuantity()
{
Given(InitialEvents);
var command = new ReserveProduct(id, 3);
command.Metadata.CausationId = command.Metadata.CommandId;
command.Metadata.CorrelationId = causationAndCorrelationId;
When(command);
var expectedEvent = new ProductReserved(id, 3);
expectedEvent.Metadata.CausationId = command.Metadata.CommandId;
expectedEvent.Metadata.CorrelationId = causationAndCorrelationId;
expectedEvent.Metadata.ProcessId = command.Metadata.ProcessId;
Then(expectedEvent);
}
// TODO выделить минифункци reserve, код станет чище
public async Task <ReserveProduct[]> ReserveProductsAsync(ReserveProduct[] products, string orderNumber)
{
var reserveProductsList = new List <ReserveProduct>();
using (var scope = new TransactionScope(TransactionScopeOption.Required, TransactionScopeAsyncFlowOption.Enabled))
{
DateTime reserveDate = DateTime.UtcNow;
foreach (var product in products)
{
var remainProductCounter = await _warehouseContext.Counters.FirstOrDefaultAsync(g => g.ProductId == product.ProductId);
if (remainProductCounter == null)
{
reserveProductsList.Add(new ReserveProduct
{
Count = -1,
OrderNumber = orderNumber,
ProductId = product.ProductId,
ReserveDate = reserveDate,
});
continue;
}
var existReserve = await _warehouseContext.Reserves.FirstOrDefaultAsync(g => g.OrderNumber == orderNumber && g.ProductId == product.ProductId);
if (remainProductCounter.RemainCount < product.Count)
{
// нет достаточного количества товаров
reserveProductsList.Add(new ReserveProduct
{
Count = -1,
OrderNumber = orderNumber,
ProductId = product.ProductId,
ReserveDate = reserveDate,
});
continue;
}
var reserveProduct = new ReserveProduct
{
Count = product.Count,
OrderNumber = orderNumber,
ProductId = product.ProductId,
ReserveDate = reserveDate,
};
reserveProductsList.Add(reserveProduct);
if (existReserve != null)
{
existReserve.Count = product.Count;
existReserve.ReserveDate = reserveDate;
}
else
{
_warehouseContext.Reserves.Add(reserveProduct);
}
}
// посылаем информацию о резервировании товаров
await _mqSender.SendMessageAsync(new UpdateProductCounterByReserveRequest(orderNumber)
{
Products = reserveProductsList.Where(g => g.Count > 0).Select(g => new UpdateProductCounterByReserveRequest.ReserveProduct
{
Count = g.Count,
ProductId = g.ProductId
}).ToList()
}, _mqOptions.Value.WarehouseRouteKey);
await _warehouseContext.SaveChangesAsync();
scope.Complete();
}
return(reserveProductsList.ToArray());
}
private void lazyinit()
{
repositoy = new ServiceRepository();
IService entity = null;
entity = new GetUserInfo();
repositoy.storeServiceEntity(service_type.GET_USER_INFO, entity);
entity = new RegistUser();
repositoy.storeServiceEntity(service_type.REGIST_USER, entity);
entity = new UserLogin();
repositoy.storeServiceEntity(service_type.USER_LOGIN, entity);
entity = new DeleteTravelDiary();
repositoy.storeServiceEntity(service_type.DELETE_TRAVEL_DIARY, entity);
entity = new UpdateTravelDiary();
repositoy.storeServiceEntity(service_type.UPDATE_TRAVEL_DIARY, entity);
entity = new PublishTravelDiary();
repositoy.storeServiceEntity(service_type.PUBLISH_TRAVEL_DIARY, entity);
entity = new GetTravelDiariesList();
repositoy.storeServiceEntity(service_type.GET_TRAVEL_DIARYLIST, entity);
entity = new GetTravelDiaryDetailInfo();
repositoy.storeServiceEntity(service_type.GET_TRAVEL_DIARY_DETAIL, entity);
entity = new GetTravelComments();
repositoy.storeServiceEntity(service_type.GET_TRAVEL_COMMENT, entity);
entity = new GetAssociatedProductsInfo();
repositoy.storeServiceEntity(service_type.GET_ASSOCIATED_PRODUCT, entity);
entity = new GetCategory();
repositoy.storeServiceEntity(service_type.GET_DISPLAY_CATEGORY, entity);
entity = new CollectTravelDiary();
repositoy.storeServiceEntity(service_type.COLLECT_TRAVEL_DIARY, entity);
entity = new ReserveProduct();
repositoy.storeServiceEntity(service_type.RESERVE_PRODUCT, entity);
return;
}
